diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d95c4620d281693da9e69143c06db82e5796ac14..c2d071662c26322d44ed98e6e164c523edcae5af 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -57,7 +57,7 @@ mypy:
   tags: [ docker ]
   stage: linting
   script:
-    - pip install mypy types-PyYAML types-jsonschema types-requests types-setuptools types-lxml types-python-dateutil
+    - pip install mypy types-PyYAML types-jsonschema types-requests types-setuptools types-lxml types-python-dateutil pytest
     - make mypy
   allow_failure: true